JotForm is a free online form builder which helps you create online forms without writing a single line of code. No sign-up required.
We believe that if one user has a question, there could be more users who may have the same question. This is why many of our support forum threads are public and available to be searched and viewed. If you’d like help immediately, feel free to search for a similar question, or submit your question or concern.
Did you mean, minimum of 10 numbers should be filled in a number field? If so, you can use our number field from the Quick Fields section. You can set a minimum and maximum value in the field:
You can also use our Textbox field, enable Input Mask and set ten (10) hash symbol. Also, set the validation to numeric:
I hope this answers your question.